Porous heat insulation brick
A technology of thermal insulation bricks and modified substances, applied in the field of thermal insulation bricks, can solve the problems of restricting the utilization and promotion of nickel-iron slag, high 28d compressive strength ratio, poor adhesion of thermal insulation bricks, etc. Rheological properties, ensuring porosity, preventing cracking effects
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Embodiment 1
[0022] A porous insulating brick, comprising the following raw materials: 100kg yellow clay, 50kg Portland cement, 10kg potassium feldspar, 30kg ferronickel slag, 5kg fly ash, 5kg banana leaf modification, 4kg apple peel modification, 3kg modified pine bark, 3kg modified cornstarch, 90kg tap water;
[0023] The banana leaf modification is prepared by mixing banana leaves and water at a mass ratio of 1:8, extracting at a temperature of 75°C for 1 hour, cooling to 55°C, and transferring to an ultrasonic reactor, adding the mass of banana leaves 2% tea polyphenols, ultrasonic treatment at 55°C for 60s, drying and grinding;
[0024] The modified apple peel is prepared by mixing apple peel and water at a mass ratio of 1:11, extracting at a temperature of 90°C for 1 hour, cooling to 55°C, and transferring it to an ultrasonic reactor, adding the mass of apple peel 2% soybean lecithin, ultrasonically treated at 55°C for 30s, dried and ground;
[0025] The modified pine bark is forme...
Embodiment 2
[0032] A porous insulating brick, comprising the following raw materials: 150kg yellow clay, 60kg Portland cement, 20kg potassium feldspar, 50kg ferronickel slag, 10kg fly ash, 7kg banana leaf modification, 8kg apple peel modification, 6kg modified pine bark, 5kg modified cornstarch, 130kg tap water;
[0033] The banana leaf modification is prepared by mixing banana leaves and water at a mass ratio of 1:9, extracting for 1.5 hours at a temperature of 100°C, cooling to 60°C, and then transferring to an ultrasonic reactor, adding banana leaf Quality - 4% tea polyphenols, ultrasonic treatment at 60°C for 90s, drying and grinding;
[0034] The modified apple peel is prepared by mixing apple peel and water at a mass ratio of 1:13, extracting at 100°C for 1-1.5 hours, cooling to 60°C, and transferring it to an ultrasonic reactor, adding Soybean lecithin with 4% apple peel mass was subjected to ultrasonic constant temperature treatment at 60°C for 45s, dried and ground;
[0035] Th...
Embodiment 3
[0042] A porous insulating brick, comprising the following raw materials: 110kg yellow clay, 56kg Portland cement, 14kg potassium feldspar, 40kg ferronickel slag, 8kg fly ash, 6kg banana leaf modification, 5kg apple peel modification, 4kg modified pine bark, 4kg modified cornstarch, 120kg tap water;
[0043] The banana leaf modification is prepared by mixing banana leaves and water at a mass ratio of 1:9, extracting for 1.2 hours at a temperature of 90°C, cooling to 58°C, and then transferring to an ultrasonic reactor, adding banana leaf 3% tea polyphenols by mass, subjected to ultrasonic constant temperature treatment at 58°C for 75s, dried and ground;
[0044] The modified apple peel is obtained by mixing apple peel and water at a mass ratio of 1:12, extracting at a temperature of 95°C for 1.3 hours, cooling to 58°C, and then transferring it to an ultrasonic reactor, adding apple peel Soybean lecithin with a quality of 3%, was subjected to ultrasonic constant temperature tr...
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